#B43F42#B43F42

#B43F42 is a mid, vivid red. Relative luminance 0.137; OKLCH L 53.3% C 0.152 H 22.4°. Best body text is #FFFFFF at 5.63:1 contrast (WCAG AA passes).

Color values

HEX	#B43F42
RGB	rgb(180, 63, 66)
HSL	hsl(358, 48%, 48%)
HSV	hsv(358, 65%, 71%)
CMYK	cmyk(0%, 65%, 63.3%, 29.4%)
CIE-LAB	lab(43.73, 47.58, 24.22)
CIE-LCH	lch(43.73, 53.39, 26.97°)
OKLab	oklab(53.33% 0.1405 0.058)
OKLCH	oklch(53.33% 0.152 22.4)
XYZ	xyz(21.5854, 13.6546, 6.6522)
Luminance	0.1365 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B43F42 #3FB4B1

analogous

#B43F7C #B43F42 #B4773F

triadic

#B43F42 #42B43F #3F42B4

tetradic

#B43F42 #7CB43F #3FB4B1 #773FB4

square

#B43F42 #7CB43F #3FB4B1 #773FB4

split-complementary

#B43F42 #3FB477 #3F7CB4

monochromatic

#591F21 #872F31 #B43F42 #CA6769 #DA9496

Accessibility & contrast

On white

5.63

#B43F42 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.73

#B43F42 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B43F42

5.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B43F42	#FFFFFF	#000000	##FFFFFF
##B43F42	1.00	5.63	3.73	5.63
#FFFFFF	5.63	1.00	21.00	1.00
#000000	3.73	21.00	1.00	21.00
##FFFFFF	5.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5D5841

Deuteranopia (green-blind)

#7B713F

Tritanopia (blue-blind)

#C52541

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #b43f42;
/* rgb */ color: rgb(180, 63, 66);
/* oklch */ color: oklch(53.3% 0.152 22.4);

Tailwind

colors: {
  custom: {
    50: '#d17a76',
    500: '#b43f42',
    950: '#000000',
  },
}

SCSS

$custom: #b43f42;
$custom-light: #d17a76;
$custom-dark: #000000;

JSON

{
  "hex": "#b43f42",
  "rgb": {
    "r": 180,
    "g": 63,
    "b": 66
  },
  "hsl": {
    "h": 358.462,
    "s": 48.148,
    "l": 47.647
  },
  "oklch": {
    "l": 0.53329,
    "c": 0.15197,
    "h": 22.4
  },
  "luminance": 0.13652
}

Semantic roles & 50–950 ramp

primary

#B43F42

secondary

#8AC5C3

accent

#D8D450

background

#FDF7F7

surface

#FBEEED

border

#D4C9C8

text

#150A08

muted

#837C7B

Preview Lab

Preview with #B43F42

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →